77052-97-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77052-97-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,5 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77052-97:
(7*7)+(6*7)+(5*0)+(4*5)+(3*2)+(2*9)+(1*7)=142
142 % 10 = 2
So 77052-97-2 is a valid CAS Registry Number.
InChI:InChI=1/C20H29N3O3S/c1-27-13-11-16-19(25)21-12-7-3-6-10-18(24)22-17(20(26)23-16)14-15-8-4-2-5-9-15/h2,4-5,8-9,16-17H,3,6-7,10-14H2,1H3,(H,21,25)(H,22,24)(H,23,26)/t16-,17-/m0/s1